value unc_up unc_lo author ref method 0.052 0.0085 0.0085 Masiero 2011ApJ...741...68M NEATM 0.067 0.0295 0.0295 Masiero 2011ApJ...741...68M NEATM 0.072 0.0312 0.0312 Masiero 2017AJ....154..168M NEATM